US President Barack Obama and US Democratic Senator from New York Chuck Schumer, the chairman of the Joint Congressional Committee on Inaugural Ceremonies, leave the White House on January 21, 2013 for the US Capitol in Washington, DC, for the ceremonial swearing in of the president and vice president to a second term in office.

Photo: ROD LAMKEY JR., AFP/Getty Images

US President Barack Obama and US Democratic Senator from New York...

US President Barack Obama and US Democratic Senator from New York... Photo-4063917.55468 - SFGate

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President Barack Obama and first lady Michelle Obama ride up Pennsylvania Avenue in the presidential motorcade towards the U.S. Capitol in Washington, Monday, Jan. 21, 2013, ahead of his ceremonial swearing in during the 57th Presidential Inauguration.

Recording artists Jay-Z and Beyonce arrive at the presidential inauguration on the West Front of the U.S. Capitol January 21, 2013 in Washington, DC. Barack Obama was re-elected for a second term as President of the United States.

Supreme Court Chief Justice John Roberts arrives during the presidential inauguration on the West Front of the US Capitol January 21, 2013 in Washington, DC. Barack Obama was re-elected for a second term as President of the United States.

Supreme Court Chief Justice John Roberts and Supreme Court Justice Sonia Sotomayor attend the presidential inauguration on the West Front of the U.S. Capitol January 21, 2013 in Washington, DC. Barack Obama was re-elected for a second term as President of the United States.

Edmund Muskie (front) and Sen. John Kerry (center) arrive for President Barack Obama's swearing-in for a second term as the President of the United States by Supreme Court Chief Justice John Roberts during his public inauguration ceremony at the U.S. Capitol Building in Washington, D.C. on January 21, 2013.

Sen. John McCain, R-Ariz. arrives on the West Front of the Capitol in Washington, Monday, Jan. 21, 2013, for the Presidential Barack Obama's ceremonial swearing-in ceremony during the 57th Presidential Inauguration.

Photo: Win McNamee, Associated Press

Sen. John McCain, R-Ariz. arrives on the West Front of the Capitol...

Sen. John McCain, R-Ariz. arrives on the West Front of the Capitol... Photo-4063924.55468 - SFGate

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House Budget Committee Chairman Rep. Paul Ryan, R-Wis. arrives on the West Front of the Capitol in Washington, Monday, Jan. 21, 2013, for the Presidential Barack Obama's ceremonial swearing-in ceremony during the 57th Presidential Inauguration.

Former Republican Presidential candidate Newt Gingrich and his wife Callista arrive for the 57th Presidential Inauguration on January 21, 2013. US President Barack Obama will be ceremonially sworn in for a second term.

Photo: EMMANUEL DUNAND, AFP/Getty Images

Former Republican Presidential candidate Newt Gingrich and his wife...

Secretary of State Hillary Rodham Clinton and former President Bill Clinton arrive on the West Front of the Capitol in Washington, Monday, Jan. 21, 2013, for the Presidential Barack Obama's ceremonial swearing-in ceremony during the 57th Presidential Inauguration.

Photo: Win McNamee, Associated Press

Secretary of State Hillary Rodham Clinton and former President Bill...

Secretary of State Hillary Rodham Clinton and former President Bill... Photo-4063927.55468 - SFGate

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Former US President Bill Clinton arrives during the presidential inauguration on the West Front of the US Capitol January 21, 2013 in Washington, DC. Barack Obama was re-elected for a second term as President of the United States.

Photo: WIN MCNAMEE, AFP/Getty Images

Former US President Bill Clinton arrives during the presidential...

Former US President Bill Clinton arrives during the presidential... Photo-4063928.55468 - SFGate

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WASHINGTON, DC - JANUARY 21: U.S. Secretary of State Hillary Clinton (C), former U.S. President Bill Clinton (R) and former U.S. President Jimmy Carter arrive during the presidential inauguration on the West Front of the U.S. Capitol January 21, 2013 in Washington, DC. Barack Obama was re-elected for a second term as President of the United States.

Photo: Rob Carr, Getty Images

WASHINGTON, DC - JANUARY 21: U.S. Secretary of State Hillary...

WASHINGTON, DC - JANUARY 21: U.S. Secretary of State Hillary... Photo-4063929.55468 - SFGate

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Former U.S. President Jimmy Carter gestures during the presidential inauguration on the West Front of the U.S. Capitol January 21, 2013 in Washington, DC. Barack Obama was re-elected for a second term as President of the United States.

Photo: Alex Wong, Getty Images

Former U.S. President Jimmy Carter gestures during the presidential...

Former U.S. President Jimmy Carter gestures during the presidential... Photo-4063930.55468 - SFGate

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U.S. Vice President Joe Biden arrives during the presidential inauguration on the West Front of the U.S. Capitol January 21, 2013 in Washington, DC. Barack Obama was re-elected for a second term as President of the United States.

Photo: Win McNamee, Getty Images

U.S. Vice President Joe Biden arrives during the presidential...

U.S. Vice President Joe Biden arrives during the presidential... Photo-4063931.55468 - SFGate

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First lady Michelle Obama is greeted by her brother Craig Robinson at the ceremonial swearing-in for President Barack Obama at the U.S. Capitol during the 57th Presidential Inauguration in Washington, Monday, Jan. 21, 2013.

Sasha(L),Malia(C) and Michelle Obama arrive for cermonies in which US President Barack Obama will take the oath of office during the 57th Presidential Inauguration ceremonial swearing-in at the US Capitol on January 21, 2013 in Washington, DC. The oath is to be administered by Chief Justice John Roberts.AFP PHOTO / Stan HondaSTAN HONDA/AFP/Getty Images

U.S. President Barack Obama arrives during the presidential inauguration on the West Front of the U.S. Capitol January 21, 2013 in Washington, DC. Barack Obama was re-elected for a second term as President of the United States.

Photo: Win McNamee, Getty Images

U.S. President Barack Obama arrives during the presidential...

U.S. President Barack Obama arrives during the presidential... Photo-4063935.55468 - SFGate

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US President Barack Obama arrives for the 57th Presidential Inauguration ceremonial swearing-in at the US Capitol on January 21, 2013 in Washington, DC. The oath is to be administered by US Supreme Court Chief Justice John Roberts, Jr.

Photo: JEWEL SAMAD, AFP/Getty Images

US President Barack Obama arrives for the 57th Presidential...

US President Barack Obama arrives for the 57th Presidential... Photo-4063936.55468 - SFGate